propagations中文是什么意思

• (propagation 的复数) n. 增殖, 繁殖, 宣传
• [医] 传播, 繁殖, 持续培养

• propagative organ    繁殖器官
• propagational reliability    (电磁)传播可靠性
• propagative reproduction    传播生殖
• propagational    [网络] 传播
• propagative spore    繁殖孢子
• propagation.    n. 传播；扩展；宣传；培养 ; [网络] 繁殖；增殖；蔓延
• propagative type transmission    《英汉医学词典》propagative type transmission ; 增殖型传播
• propagation tear resistance    n.抗蔓延斯裂性
• propagative viruses    《英汉医学词典》propagative viruses ; 繁殖病毒
• propagation tank    [网络] 繁殖槽

• We first take up the subject of optic ray propagation through a variety of optical media .
  首先研究光束通过各种光学介质的传播问题。
• The highly sophisticated electronic methods rely on either light or radio wave propagation .
  较复杂的电子技术是利用光或无线电波传播。
• Such rootstocks or cultivars were reproduced true to type by vegetative propagation .
  这些钻木和品种，通过无性繁殖长成和亲本一样的类型。
• In acoustics he studied the propagation of sound and musical consonance and dissonance .
  在声学中，他研究了声的传播和音乐的和谐与不和谐。
• The disturbance is sound wave, conforming to the laws of acoustic propagation in solids .
  这种扰动是种声波，它遵从在固体中声波的传播规律。
• The high frequencies are not emitted, the effect of frequency-selective propagation is not very apparent .
  没有激发高频，频选传播不很明显。
• Efficient methods of vegetative propagation and improved screening techniques are also required .
  高效率的无性繁殖法和改良的鉴定技术也属必需。
• A complete study of the propagation of shock waves in elastic solids is presently lacking .
  关于弹性固体中冲击波的传播，目前还缺少全面的研究。
• propagation of virus in embryonating eggs was first used by goodpasture and woodruff in 1931 .
  1931年Goodpasture和Woodruff首次应用鸡胚培养病毒。
• propagation delay is the time between the application of the input and the correct response of the output .
  传输延时是指输出相对输入的延迟时间。